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Chapter 4 - AT Commands, S-Registers and Result Codes
COMMAND: &RF
n
VALUES: n = 0 or 1
DEFAULT: &RF1
DESCRIPTION:
&RF0 selects CTS follows RTS.
&RF1 selects CTS to act independently
COMMAND: Sr=n
VALUES: r = 0-11, 13, 15-17, 24-26, 29, 30, 32, 34, 36, 37, 48
DEFAULT: n/a
DESCRIPTION:
Sets value of S-Register
“r”
to value of
“n”
, where
“n”
is
entered in decimal format.
COMMAND: S
r?
VALUES: r = 0-11, 13, 15-17, 24-26, 29, 30, 32, 34, 36, 37, 48
DEFAULT: n/a
DESCRIPTION:
Reads value of S-Register
“r”
and displays value in 3-digit
decimal format.
COMMAND: $SBn
VALUES: n = speed
DEFAULT: $SB115200 bps
DESCRIPTION
:$SB300 selects 300 bps at serial port.
$SB1200 selects 1200 bps at serial port.
$SB2400 selects 2400 bps at serial port.
$SB4800 selects 4800 bps at serial port.
$SB9600 selects 9600 bps at serial port.
$SB19200 selects 19,200 bps at serial port.
$SB38400 selects 38,400 bps at serial port
$SB57600 selects 57600 bps at serial port.
$SB115200 selects 115200 bps at serial port.
COMMAND: &SFn
VALUES: n = 0 or 1
DEFAULT: &SF0
DESCRIPTION
: &SF0 selects DSR follows CD.
&SF1 selects DSR independent.